Ohmstede Industrial Services, Inc. Job Template - Sr. Estimator

Ohmstede Industrial ServicesDeer Park, TX
12d

About The Position

Ohmstede Industrial Services is a leader in industrial field services. We are committed to operational excellence, safety, and providing outstanding service to our customers. We are seeking a Senior Estimator to join our team. The Senior Estimator is responsible for preparing accurate, detailed cost estimates for piping, mechanical, and turnaround projects. This role requires deep industry knowledge, strong analytical capability, and the ability to collaborate with planning, scheduling, engineering, and project management teams. The Senior Estimator will support bid development, resource forecasting, and execution planning to ensure competitive and reliable proposals.

Requirements

  • 5+ years of experience in industrial estimating or equivalent experience, in piping, mechanical, and turnaround environments.
  • Strong knowledge of refinery, petrochemical, and/or heavy industrial facilities.
  • Experience with turnaround planning and scheduling processes.
  • Advanced understanding of piping and mechanical systems, codes, materials, an d construction methods.
  • High attention to detail and ability to manage multiple priorities under tight deadlines.
  • Strong analytical, mathematical, and problem‑solving abilities.
  • Ability to interpret engineering drawings, P&IDs, isometrics, and work packages.
  • Strong proficiency in estimating software Microsoft Word and Microsoft Excel.
  • Strong communication and interpersonal skills, with the ability to interact effectively with stakeholders at all levels.
  • Accuracy‑driven with a commitment to high-quality work.

Nice To Haves

  • Background in construction management, Planning or scheduling preferred.

Responsibilities

  • Develop detailed cost estimates for piping, mechanical, and industrial turnaround projects, including labor, materials, equipment, and subcontractor costs.
  • Interpret project specifications, drawings, and scope documents to identify cost drivers, risks, and opportunities.
  • Prepare quantity takeoffs for piping systems, mechanical equipment, structural components, and related work scopes.
  • Validate pricing using historical data, industry benchmarks, and vendor/subcontractor quotations.
  • Produce multi-discipline estimates (conceptual, budgetary, and final bid-level).
  • Identify potential cost risks, constraints, and assumptions, providing mitigation strategies where applicable.
  • Analyze estimate variances and contribute to lessons-learned activities for continuous improvement.
  • Participate in proposal reviews, bid clarifications, and client-facing presentations.
  • Coordinate with procurement, engineering, construction, and field teams to ensure thorough and accurate estimate development.
  • Support negotiation and award processes by providing cost breakdowns and justification.
  • Utilize estimating software, spreadsheets, and project management tools to prepare and maintain estimates.
  • Maintain standardized estimating templates and databases.
  • Ensure estimates comply with company standards, industry codes, and project requirements.

Benefits

  • competitive salary and benefits package
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